| // Copyright 2018 The Feed Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.android.libraries.feed.piet; |
| |
| import static com.google.android.libraries.feed.common.testing.RunnableSubject.assertThatRunnable; |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.ArgumentMatchers.anyInt; |
| import static org.mockito.ArgumentMatchers.anyString; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.verifyZeroInteractions; |
| import static org.mockito.Mockito.when; |
| import static org.mockito.MockitoAnnotations.initMocks; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.view.View; |
| import com.google.android.libraries.feed.common.functional.Suppliers; |
| import com.google.android.libraries.feed.common.time.testing.FakeClock; |
| import com.google.android.libraries.feed.piet.CustomElementAdapter.KeySupplier; |
| import com.google.android.libraries.feed.piet.host.AssetProvider; |
| import com.google.android.libraries.feed.piet.host.CustomElementProvider; |
| import com.google.search.now.ui.piet.BindingRefsProto.CustomBindingRef; |
| import com.google.search.now.ui.piet.ElementsProto.BindingValue; |
| import com.google.search.now.ui.piet.ElementsProto.CustomElement; |
| import com.google.search.now.ui.piet.ElementsProto.CustomElementData; |
| import com.google.search.now.ui.piet.ElementsProto.Element; |
| import com.google.search.now.ui.piet.ElementsProto.TextElement; |
| import com.google.search.now.ui.piet.StylesProto.StyleIdsStack; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.robolectric.Robolectric; |
| import org.robolectric.RobolectricTestRunner; |
| |
| /** Tests of the {@link CustomElementAdapter}. */ |
| @RunWith(RobolectricTestRunner.class) |
| public class CustomElementAdapterTest { |
| |
| private static final CustomElementData DUMMY_DATA = CustomElementData.getDefaultInstance(); |
| private static final Element DEFAULT_MODEL = |
| asElement(CustomElement.newBuilder().setCustomElementData(DUMMY_DATA).build()); |
| |
| @Mock private FrameContext frameContext; |
| @Mock private CustomElementProvider customElementProvider; |
| @Mock private HostProviders hostProviders; |
| @Mock private AssetProvider assetProvider; |
| |
| private Context context; |
| private View customView; |
| private CustomElementAdapter adapter; |
| private AdapterParameters adapterParameters; |
| |
| @Before |
| public void setUp() throws Exception { |
| initMocks(this); |
| context = Robolectric.buildActivity(Activity.class).get(); |
| customView = new View(context); |
| |
| when(hostProviders.getCustomElementProvider()).thenReturn(customElementProvider); |
| when(hostProviders.getAssetProvider()).thenReturn(assetProvider); |
| when(assetProvider.isRtL()).thenReturn(false); |
| when(customElementProvider.createCustomElement(DUMMY_DATA)).thenReturn(customView); |
| when(frameContext.reportMessage(anyInt(), any(), anyString())) |
| .thenAnswer(invocation -> invocation.getArguments()[2]); |
| |
| adapterParameters = |
| new AdapterParameters( |
| context, Suppliers.of(null), hostProviders, new FakeClock(), false, false); |
| |
| when(frameContext.makeStyleFor(any(StyleIdsStack.class))) |
| .thenReturn(adapterParameters.defaultStyleProvider); |
| |
| adapter = new KeySupplier().getAdapter(context, adapterParameters); |
| } |
| |
| @Test |
| public void testCreate() { |
| assertThat(adapter).isNotNull(); |
| } |
| |
| @Test |
| public void testCreateAdapter_initializes() { |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| |
| assertThat(adapter.getView()).isNotNull(); |
| assertThat(adapter.getKey()).isNotNull(); |
| } |
| |
| @Test |
| public void testCreateAdapter_ignoresSubsequentCalls() { |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| View adapterView = adapter.getView(); |
| RecyclerKey adapterKey = adapter.getKey(); |
| |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| |
| assertThat(adapter.getView()).isSameInstanceAs(adapterView); |
| assertThat(adapter.getKey()).isSameInstanceAs(adapterKey); |
| } |
| |
| @Test |
| public void testBindModel_data() { |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| adapter.bindModel(DEFAULT_MODEL, frameContext); |
| |
| assertThat(adapter.getBaseView().getChildAt(0)).isEqualTo(customView); |
| } |
| |
| @Test |
| public void testBindModel_binding() { |
| CustomBindingRef bindingRef = CustomBindingRef.newBuilder().setBindingId("CUSTOM!").build(); |
| when(frameContext.getCustomElementBindingValue(bindingRef)) |
| .thenReturn(BindingValue.newBuilder().setCustomElementData(DUMMY_DATA).build()); |
| |
| Element model = asElement(CustomElement.newBuilder().setCustomBinding(bindingRef).build()); |
| |
| adapter.createAdapter(model, frameContext); |
| adapter.bindModel(model, frameContext); |
| |
| assertThat(adapter.getBaseView().getChildAt(0)).isEqualTo(customView); |
| } |
| |
| @Test |
| public void testBindModel_noContent() { |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| adapter.bindModel(asElement(CustomElement.getDefaultInstance()), frameContext); |
| |
| verifyZeroInteractions(customElementProvider); |
| assertThat(adapter.getBaseView().getChildCount()).isEqualTo(0); |
| } |
| |
| @Test |
| public void testBindModel_optionalAbsent() { |
| CustomBindingRef bindingRef = |
| CustomBindingRef.newBuilder().setBindingId("CUSTOM!").setIsOptional(true).build(); |
| when(frameContext.getCustomElementBindingValue(bindingRef)) |
| .thenReturn(BindingValue.getDefaultInstance()); |
| Element model = asElement(CustomElement.newBuilder().setCustomBinding(bindingRef).build()); |
| adapter.createAdapter(model, frameContext); |
| |
| // This should not fail. |
| adapter.bindModel(model, frameContext); |
| assertThat(adapter.getView().getVisibility()).isEqualTo(View.GONE); |
| } |
| |
| @Test |
| public void testBindModel_noContentInBinding() { |
| CustomBindingRef bindingRef = CustomBindingRef.newBuilder().setBindingId("CUSTOM").build(); |
| when(frameContext.getCustomElementBindingValue(bindingRef)) |
| .thenReturn(BindingValue.newBuilder().setBindingId("CUSTOM").build()); |
| Element model = asElement(CustomElement.newBuilder().setCustomBinding(bindingRef).build()); |
| adapter.createAdapter(model, frameContext); |
| |
| assertThatRunnable(() -> adapter.bindModel(model, frameContext)) |
| .throwsAnExceptionOfType(PietFatalException.class) |
| .that() |
| .hasMessageThat() |
| .contains("Custom element binding CUSTOM had no content"); |
| } |
| |
| @Test |
| public void testUnbindModel() { |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| adapter.bindModel(DEFAULT_MODEL, frameContext); |
| |
| adapter.unbindModel(); |
| |
| verify(customElementProvider).releaseCustomView(customView, DUMMY_DATA); |
| assertThat(adapter.getBaseView().getChildCount()).isEqualTo(0); |
| } |
| |
| @Test |
| public void testUnbindModel_noChildren() { |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| |
| adapter.unbindModel(); |
| |
| verifyZeroInteractions(customElementProvider); |
| assertThat(adapter.getBaseView().getChildCount()).isEqualTo(0); |
| } |
| |
| @Test |
| public void testUnbindModel_multipleChildren() { |
| View customView2 = new View(context); |
| when(customElementProvider.createCustomElement(DUMMY_DATA)) |
| .thenReturn(customView) |
| .thenReturn(customView2); |
| |
| adapter.createAdapter(DEFAULT_MODEL, frameContext); |
| adapter.bindModel(DEFAULT_MODEL, frameContext); |
| adapter.bindModel(DEFAULT_MODEL, frameContext); |
| |
| adapter.unbindModel(); |
| |
| verify(customElementProvider).releaseCustomView(customView, DUMMY_DATA); |
| verify(customElementProvider).releaseCustomView(customView2, DUMMY_DATA); |
| assertThat(adapter.getBaseView().getChildCount()).isEqualTo(0); |
| } |
| |
| @Test |
| public void testGetModelFromElement() { |
| CustomElement model = |
| CustomElement.newBuilder() |
| .setStyleReferences(StyleIdsStack.newBuilder().addStyleIds("custom")) |
| .build(); |
| |
| Element elementWithModel = Element.newBuilder().setCustomElement(model).build(); |
| assertThat(adapter.getModelFromElement(elementWithModel)).isSameInstanceAs(model); |
| |
| Element elementWithWrongModel = |
| Element.newBuilder().setTextElement(TextElement.getDefaultInstance()).build(); |
| assertThatRunnable(() -> adapter.getModelFromElement(elementWithWrongModel)) |
| .throwsAnExceptionOfType(PietFatalException.class) |
| .that() |
| .hasMessageThat() |
| .contains("Missing CustomElement"); |
| |
| Element emptyElement = Element.getDefaultInstance(); |
| assertThatRunnable(() -> adapter.getModelFromElement(emptyElement)) |
| .throwsAnExceptionOfType(PietFatalException.class) |
| .that() |
| .hasMessageThat() |
| .contains("Missing CustomElement"); |
| } |
| |
| private static Element asElement(CustomElement customElement) { |
| return Element.newBuilder().setCustomElement(customElement).build(); |
| } |
| } |